1. 1.5 Translating Sentences into Equations
Objective: To translate word sentences into equations.
Warm – up:
The sum of three and a number
Al earns (p + 3) dollars per hour. In 8 hours, how much does he earn?
The quotient of n and three
Bob’s house is y years old. How old was it four years ago?
You buy (m + 5) bagels at 35 cents each. What is the cost?

2. 1.5 Translating Sentences into Equations
Addition
Subtraction
Some common words that are used to describe addition are:
Sum of
Increased by
More than
Some common words that are used to describe subtraction are:
Difference
Decreased by
Less than
Minus

3. 1.5 Translating Sentences into Equations
Multiplication
Division
Some common words that are used to describe multiplication are:
Product of
Times Of
Some common words that are used to describe division are:
Quotient of
Divided by

4. 1.5 Translating Sentences into Equations
Twelve more than the number p is 37.
Eight is five less than twice the number r.
Forty decreased by the number m is 24.5.

5. 1.5 Translating Sentences into Equations
The quotient of the number b and 4 is eight.
Three fourths of the number h is 192.
The sum of one third of the number s and 12 is 23.
The product of 7 and the sum of twice the number x and 3 is 126.
The product of 58 and the number n is 1.
The product of 12 and the quantity 1 less than the number d is 84.

6. 1.5 Translating Sentences into Equations
Use the figure and the information below it to write an equation involving x.
8 7 7 x x x Perimeter =18 Perimeter = 56 x x 20 Perimeter = 60

7. 1.5 Translating Sentences into Equations
A dozen eggs cost $1.19. (Cost of one egg)
Nine days ago a new radio station had been on the air for 13 days. (Station’s age now)
A rectangular floor is tiled with 928 square tiles. The floor is 32 tiles long. (Number of tiles in the width)
Homework:
Pg. 20 – 22 Written Exercises #1 – 16, 17 – 29 odd